Tested with:
<a href="https://example.com/"><img src="https://www.google.com/images/branding/googlelogo/1x/googlelogo_color_272x92dp.png"></a>in Opera 109.0.5097.68 64-bit on Windows 11 23H2 with Windows key + u -> visual effects -> animation effects disabled. Hovering over the image shows https://example.com in a link tooltip at the bottom left no problem.