(a)On request of a party in interest, and after notice and a hearing, the court shall order that the debtor shall not be a debtor in possession for cause, including fraud, dishonesty, incompetence, or gross mismanagement of the affairs of the debtor, either before or after the commencement of the case.
(b)On request of a party in interest, and after notice and a hearing, the court may reinstate the debtor in possession.