title: How can I reloadData on collectionView without reloading visibleCell
body: <p>how can I reloadData on collectionView without reloading visibleCell? I got one cell per page (screen size) and each cell contains some buttons and animation attached to them, my problem is that when observator notice new data from server it reloads collectionview and constraints on visible cell will back to first position which i don't want. But on the other side i want other cells to be updated. </p>
  
  <p>Thank you for help</p>