IN/NOT IN operators

Hello,
I want to ask you if there are the way to do:
select * from aa where (bb, ff) IN ((2,3),(4,5));
ERROR: parser: parse error at or near "2" :((

I see that it works with subselect:
select * from aa where (bb, ff) IN (select (bb,ff) from zz);

Thank you,
---------------------------
Sergei Chernev
Internet: ser(at)nsu(dot)ru
Phone: +7-3832-397354