The Sicily-based club have lost their last seven matches in Serie A, with their last victory in the competition coming against Atalanta in September.
The Rosanero have a reputation for changing managers on a regular basis, but Zamparini has now confirmed that De Zerbi, who only took over as coach in September, will remain at the Stadio Renzo Barbera for the foreseeable future.
A statement from Zamparini on the club’s official website read: “In order to avoid news that is untrue, despite an extremely difficult time and extremely negative results of the team – after carefully reviewing the performance yesterday with many issues and some positive notes in the performance of our players – I talked to our Mr. De Zerbi and I want to continue working with him, even if the path to salvation will be difficult.”
Palermo have slipped to the bottom of the league standings following Sunday’s 1-0 home defeat to Lazio, but they will be looking to return to winning ways in their next match, when they take on Serie B outfit Spezia in the Coppa Italia on Wednesday.
Sheffield United could have leading scorer Leon Clarke back for their home game against Nottingham Forest.
St Johnstone midfielder Murray Davidson is determined to use their derby exploits as a springboard to rid them of inconsistency.
Lincoln will once again be without skipper Luke Waterfall for Saturday's League Two derby clash with Grimsby.
Leeds boss Paul Heckingbottom is expected to choose from an unchanged squad for the home game against Sheffield Wednesday.
Derek Fazackerley will take the Oxford helm on the 56th day of his caretaker stint in Saturday's match against Peterborough.