Lemmy and history, no. On Lemmy you can see comments from Mastodon and posts (toot with a Lemmy community pinged inside. Which is rarely done but happens). But not the toots themselves
Piefed now allows to directly follow accounts (similar to Mastodon, Friendica, etc) and you can start getting the new toots after following an account https://piefed.zip/c/microblogs