If only the Oracle9i instances are under VCS control, you must take the Veritas High Availability Agent for Oracle resources offline. The Veritas agent for Oracle include Oracle and Netlsnr resources.
To take the Veritas agent for Oracle resources offline
# hares -offline
oracle_resource
-sys
node_name
# hares -offline
netlsnr_resource
-sys
node_name
# hares -offline VRT -sys galaxy
# hares -offline rac -sys galaxy
# hares -offline VRT -sys nebula
# hares -offline rac -sys nebula
# hares -offline LISTENER -sys galaxy
# hares -offline LISTENER -sys nebula
These commands stop the Oracle and Netlsnr resources running on the specified nodes.