The usual option is DBLABEL which doesn't appear to work with XLSX engine as far as I can see.
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I used to use this with EXCELCS and EXCEL via LIBNAME.
http://support.sas.com/documentation/cdl/en/acreldb/69580/HTML/default/viewer.htm#p1aksmchxr4bekn1bdxjk4isnvna.htm
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