It's unclear what you want to accomplish in the two DATA steps, from my perspective. There are other technical references at the SAS support http://support.sas.com/ website -- consider using the Google advanced search argument below and hopefully you might find some suitable information for your question.
Scott Barry
SBBWorks, Inc.
Google advanced search: "java object" site:sas.com
I am working with multiple data sets that cannot be merged together and need to reference the same javaobj workspace. So I would need multiple data steps.