I finally figured it out.
It can be done using
workSheet.HeaderFooter.FirstHeader.LeftAlignedText = ""
workSheet.HeaderFooter.FirstHeader.RightAlignedText = ""
workSheet.HeaderFooter.FirstHeader.CenterAlignedText = ""
This sets up for the first page. Changing the property FirstHeaderto EvenHeaderand is OddHeaderset if for the following pages.
differentFirst differentOddEven, , . , false .
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