CCP 2122     

Art. 2122.  Appointment or removal of legal representative not suspended by appeal; effect of vacating appointment on appeal

A judgment or order of a trial court appointing or removing a legal representative shall be executed provisionally notwithstanding an appeal therefrom.

A judgment rendered on appeal vacating a judgment or order of the trial court appointing a legal representative does not invalidate any of his official acts performed prior to the rendition of the judgment of the appellate court.