User blog comment:AceAttorney9000/One-Punch Man reruns starting August 11th/@comment-2601:601:100:3BAB:FD83:1827:A2D6:2585-20180729034655/@comment-7866392-20180729075843

Neither is being replaced by Boruto. Pop Team Epic ends its run on September 15th and will be replaced by something else. The people running the block have made it clear that Shippuden isn't going anywhere.