2 or more filters | syntax

[A Molchanov <vip43@mail.ru>]

Hi,
situation: its need to synchronize 2 servers with 2 or more different filters or searchbases, like:
-----
searchbase="(ou=111...dc=org),(ou=222...dc=org)",
  or 
filter="(ou=111),(ou=222)"
---
is correct syntax? would it works??