I dont think that the same purchasing org can be used by two different clients in a system.
Please refer to this documentation
http://help.sap.com/saphelp_46c/helpdata/en/35/26bfd3afab52b9e10000009b38f974/content.htm
I dont think that the same purchasing org can be used by two different clients in a system.
Please refer to this documentation
http://help.sap.com/saphelp_46c/helpdata/en/35/26bfd3afab52b9e10000009b38f974/content.htm