From: Snjezana Sevo-Zenzerovic <snjezana.sevozenzerovic_at_oracle.com>
Date: Wed, 10 Aug 2011 12:06:50 -0700 (PDT)

I would be more optimistic and say "maybe" - there are preserve flags that can be set on files/directories but I need to check whether they work for uninstallation use case (as opposed to package update) to achieve exactly what you want.