This is hot off the press...http://www.judgments.fedcourt.gov.au/judgments/Judgments/fca/single/1997/1997fca0809
As a general rule where an applicant is successful at the FCC or Federal Court and the matter is remitted back to the AAT for reconsideration then the same member should not hear the matter again.
This is a perfectly reasonable conclusion and you should insist on in every case.
if a bridging visa e was cancelled under sec 116 and person in detention center however he wins his mrt matter where the case is remitted to immigration - does the bridging visa get reinstated?