Basically, the 333s have fabric seats whereas the 332s have “leather” seats.
Not quite anymore. There was a light refresh of a few A330-200's which included an additional toilet and reupholstered the business seats with cloth. These are the A332's with in-seat IFE in Y.
The following A330-200's have cloth seats in J.
VH-EBM
VH-EBN
VH-EBO
VH-EBR
VH-EBS
VH-EBP
VH-EBQ
VH-EBV