Cross Business area Clearing issue

Dear All,

Here 3 Business area in one company code .Validation are created for Business place in ob28.

Now in month end user want to clearing cross busiess area entry for vendor . But sys does not allowed croos BA Clearing .

Bcoz Validation Acivated , then they are deavtivate BA Validation. then do the cross BA Clearing .

If any solution to withou deactivate cross BA Clearing should be allowed for vendor .

Note .Client using 4.7 Version .

Thanks in Advance .

Regards ,

Milind .