How to split DataGrid by columns

Question

 have a huge table composed by lots of columns and rows load from a file

Because a lot of columns i was thinking to show the "dataTable" in tow different datagrid but in this way the management of the data is muh more complicated because i need to separate the datatable in two different tables, manage the merge of them, synchronize the paging of two different tables and so on.

1-b) So is it possible some how to split the datagrid in two parts and keeping one only datasource?
such as Like two pointers on the same table and different columns?

1-a) Is it possible to extract a two subtables from one only and referring only that one?In this way i can avoid the split dataGrid problem and referring to different  dataTables