Yes. To arrange desktop sticky notes,
Right click on the Notezilla icon and choose Desktop Notes->Arrange Notes menu item.
You can choose to arrange the notes based on their date in an ascending or descending order.
This video will give you more clarity:
To arrange memoboard notes , right click on the background of the Notes View and choose Arrange Notes menu item.
Note that the distance between sticky notes is measured based on the size of each sticky note. And also, based on other components like note toolbar, scrollbar, find bar etc.