You can address the latter by using that single downlink with a Thunderbolt to DisplayPort adapter, but that will use the only Thunderbolt connectivity available. With 40Gbps of Thunderbolt ...
The related Plugable TBT4-UDX1 includes two upstream Thunderbolt ports and an HDMI port, requiring a display adapter. (One is included in the dock’s packaging.) Plugable has a solid reputation ...
Docks whose display outputs don’t match your monitor inputs force you to buy adapters ... (as a Thunderbolt 4 dock should) but it includes a choice of either HDMI or DisplayPort for either ...