OUTCOPYDDN specification
The ddnames specified with OUTCOPYDDN are optionally enclosed in parentheses but must be separated by a comma. For more information, see Copy-data-set-ddname-construction-for-JCL-allocated-data-sets.
OUTCOPYDSN (dataSetName1, dataSetName2)
You can use OUTCOPYDSN (dataSetName1, dataSetName2) to override the data set name specified by an output descriptor for OUTCOPYDDN for a dynamically allocated output image copy. Use of OUTCOPYDSN when the output image copy is not dynamically allocated is an error.
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